DebugConsole.hpp

#pragma once
#include "ErrorUtils.hpp"
#include <vector>
#include <string>
#include <functional>
#include <map>
#include <mutex>
 
#if DEBUG
#include <imgui.h>
#endif
 
namespace vex {
    class VEX_EXPORT DebugConsole {
    public:
        static DebugConsole& Get() {
            static DebugConsole instance;
            return instance;
        }
 
        #if DEBUG
        static int TextEditCallbackStub(ImGuiInputTextCallbackData* data);

        int TextEditCallback(ImGuiInputTextCallbackData* data);
        #endif

        void Init();

        void Draw(bool* p_open, bool isEditorMode);
 
        using CommandFunc = std::function<void(const std::vector<std::string>&)>;

        void RegisterCommand(const std::string& name, CommandFunc cmd);

        void Execute(const std::string& commandLine);

        void AddLog(LogLevel level, const char* msg);
 
    private:
        DebugConsole() = default;
 
        struct LogEntry {
            std::string text;
            LogLevel level;
        };
 
        std::vector<LogEntry> m_logs;
        std::map<std::string, CommandFunc> m_commands;
        std::vector<std::string> m_history;
        int m_historyPos = -1; // -1: new line, 0..History.Size-1 browsing history
 
        char m_inputBuf[256] = {0};
        bool m_scrollToBottom = true;
        std::mutex m_mutex;
    };
}